@Test
public void doubleAttach() throws Exception {
expectedException.expect(SQLException.class);
expectedException.expectMessage(equalTo("Already attached to a service"));
try (JnaService service = factory.serviceConnect(connectionInfo)) {
service.attach();
// Second attach should throw exception
service.attach();
}
}
/**
* Test for service action.
*
* <p>Replicates the behavior of {@link FBStatisticsManager#getHeaderPage()}.
*/
@Test
public void testStartServiceAction() throws Exception {
FBManager fbManager = createFBManager();
defaultDatabaseSetUp(fbManager);
try (JnaService service = factory.serviceConnect(connectionInfo)) {
service.attach();
ServiceRequestBuffer actionSrb = service.createServiceRequestBuffer();
actionSrb.addArgument(isc_action_svc_db_stats);
actionSrb.addArgument(isc_spb_dbname, getDatabasePath());
actionSrb.addArgument(isc_spb_options, isc_spb_sts_hdr_pages);
service.startServiceAction(actionSrb);
ServiceRequestBuffer infoSrb = service.createServiceRequestBuffer();
infoSrb.addArgument(isc_info_svc_to_eof);
int bufferSize = 1024;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
boolean processing = true;
while (processing) {
byte[] buffer = service.getServiceInfo(null, infoSrb, bufferSize);
switch (buffer[0]) {
case isc_info_svc_to_eof:
int dataLength = iscVaxInteger2(buffer, 1);
if (dataLength == 0) {
if (buffer[3] != isc_info_end) {
throw new SQLException("Unexpected end of stream reached.");
} else {
processing = false;
break;
}
}
bos.write(buffer, 3, dataLength);
break;
case isc_info_truncated:
bufferSize = bufferSize * 2;
break;
case isc_info_end:
processing = false;
break;
}
}
String headerPage = service.getEncoding().decodeFromCharset(bos.toByteArray());
assertThat(
"Expected database header page content",
headerPage,
allOf(
startsWith("\nDatabase"),
containsString("Database header page information"),
endsWith("*END*\n")));
} finally {
defaultDatabaseTearDown(fbManager);
}
}
@Test
public void testBasicStatusVectorProcessing_wrongService() throws Exception {
// set invalid database
final String invalidServiceName = "doesnotexist";
connectionInfo.setServiceName(invalidServiceName);
try (JnaService service = factory.serviceConnect(connectionInfo)) {
expectedException.expect(
allOf(isA(SQLException.class), fbMessageStartsWith(ISCConstants.isc_service_att_err)));
service.attach();
}
}
@Test
public void testBasicAttach() throws Exception {
try (JnaService service = factory.serviceConnect(connectionInfo)) {
service.attach();
assertTrue("Expected isAttached() to return true", service.isAttached());
assertThat("Expected non-zero connection handle", service.getHandle(), not(equalTo(0)));
assertNotNull("Expected version string to be not null", service.getServerVersion());
assertNotEquals(
"Expected version should not be invalid",
GDSServerVersion.INVALID_VERSION,
service.getServerVersion());
}
}
@Test
public void basicStatusVectorProcessing_wrongLogin() throws Exception {
// set invalid password
connectionInfo.setPassword("abcd");
try (JnaService service = factory.serviceConnect(connectionInfo)) {
expectedException.expect(
allOf(
isA(SQLException.class),
message(startsWith(getFbMessage(ISCConstants.isc_login))),
errorCode(equalTo(ISCConstants.isc_login))));
service.attach();
}
}